Summary for Test 2023-05-27-3-5

Test performed: ASTM D2487-17

Project Information

Project IdentifiersProject ID: 7730
DEA: 024C9604
EFIS: 0200000487
DIST-CO-RTE-PM02-TRI-3-7.1/8.3
Award Date12/06/2012
Closeout Date01/02/2015
Work DescriptionWIDEN SHOULDERS FOR BIKE LANE AND DRAINAGE MODIFICATIONS
Location DescriptionTRINITY COUNTY AT HAYFORK FROM MAIN STREET TO 0.1 MILE NORTH OF FOREST AVENUE
QA Service Level1 (Verified on 12/17/2012)

Sample Information

Sample Taken Date05/27/2023 Sample Unique Key3
Will the laboratory/organization for which you are a member perform testing on this material sample?Yes Date that the sample was received by the laboratory/organization performing the testing05/30/2023
Sample typePer Request A brief description of the sample2 bags of Soil for use in DPPIA
The quantity of what the sample constitutesRoadside Material Sample № 3 From where was the sample collectedSource
First name of sampler or witnessed byKarl Last name of sampler or witnessed byHarris
Title of samplerTE Telephone number of sampler
Laboratory sample identificationD79253 Linked DIME Sample ID
The fabricator/manufacturer/facility nameIn Situ Transportation Laboratory (TL) Number898193
Inspector Lot Number from the Transportation Laboratory (TL) Form Structure unique identifier
Structure name

Material Information

Material TypeSoil The fabricator's/manufacturer's product name for the sample
The fabricator/manufacturer designation for the sample A detailed description of where the material sample was collected02-TRI-3-6.35
Where the material sample would have been placed if not sampled

Test Details

DIME Sample ID: 2023-05-27-3
DIME Test ID: 2023-05-27-3-5
Testing Lab: CT D02 - Redding Northern Regional Laboratory
Test Method: ASTM D2487-17: Standard Practice for Classification of Soils for Engineering Purposes (Unified Soil Classification System)
Test Release Date: 2023-06-03

Test Results


Units for Particle Size: millimeters
Input Type: Measured
Tester's full name: Ward Jenkins
Date of test: 06/02/2023
Percentage of plus 3-in. (75-mm) material: 0 %
Maximum particle size: 50 millimeters
Fines classification: no data
Percent fines: 18 %
Percent sand: 39 %
Percent gravel: 43 %
Liquid limit: 23
Plasticity Index: 0
Is soil fine-grained or coarse-grained?: coarse-grained
Fine-grained soil classification: no data
Inorganic clay classification: no data
Inorganic silt classification: no data
Organic fine-grained soil classification: no data
Any descriptors added to fine-grained soil classification?: no data
Coarse-grained soil classification: gravel
Particle-size diameter at 10% passing (D10): 0.0387 millimeters
Particle-size diameter at 30% passing (D30): 0.412 millimeters
Particle-size diameter at 60% passing (D60): 5.86 millimeters
Gravel classification: silty gravel - GM
Sand classification: no data
Any descriptors added to coarse-grained soil classification?: "with sand"
Did field sample contain cobbles or boulders?: no data
Coarse-grained soil dual classification: no data
Descriptive information: no data
Coefficient of uniformity (Cu): 151.421
Coefficient of curvature (Cc): 0.748
General comments (publicly viewable) (Max 1000 characters): A silty gravel with sand, (GM)s. Note: Particle sizes less than 0.075mm are estimated (the D10 value specifically) until a mechanical analysis of the fine material is completed, but this will not change the soil classification.

Test was verified on 6/3/2023